tests/test.util.js

   1 /* jshint expr: true */
   2
   3 var assert = chai.assert;
   4 var expect = chai.expect;
   5
   6 import * as Log from '../core/util/logging.js';
   7 import l10nGet, { l10n } from '../core/util/localization.js';
   8
   9 import 'sinon';
  10 import sinonChai from '../node_modules/sinon-chai/lib/sinon-chai.js'
  11 chai.use(sinonChai);
  12
  13 describe('Utils', function() {
  14     "use strict";
  15
  16     describe('logging functions', function () {
  17         beforeEach(function () {
  18             sinon.spy(console, 'log');
  19             sinon.spy(console, 'debug');
  20             sinon.spy(console, 'warn');
  21             sinon.spy(console, 'error');
  22             sinon.spy(console, 'info');
  23         });
  24
  25         afterEach(function () {
  26            console.log.restore();
  27            console.debug.restore();
  28            console.warn.restore();
  29            console.error.restore();
  30            console.info.restore();
  31         });
  32
  33         it('should use noop for levels lower than the min level', function () {
  34             Log.init_logging('warn');
  35             Log.Debug('hi');
  36             Log.Info('hello');
  37             expect(console.log).to.not.have.been.called;
  38         });
  39
  40         it('should use console.debug for Debug', function () {
  41             Log.init_logging('debug');
  42             Log.Debug('dbg');
  43             expect(console.debug).to.have.been.calledWith('dbg');
  44         });
  45
  46         it('should use console.info for Info', function () {
  47             Log.init_logging('debug');
  48             Log.Info('inf');
  49             expect(console.info).to.have.been.calledWith('inf');
  50         });
  51
  52         it('should use console.warn for Warn', function () {
  53             Log.init_logging('warn');
  54             Log.Warn('wrn');
  55             expect(console.warn).to.have.been.called;
  56             expect(console.warn).to.have.been.calledWith('wrn');
  57         });
  58
  59         it('should use console.error for Error', function () {
  60             Log.init_logging('error');
  61             Log.Error('err');
  62             expect(console.error).to.have.been.called;
  63             expect(console.error).to.have.been.calledWith('err');
  64         });
  65     });
  66
  67     describe('language selection', function () {
  68         var origNavigator;
  69         beforeEach(function () {
  70             // window.navigator is a protected read-only property in many
  71             // environments, so we need to redefine it whilst running these
  72             // tests.
  73             origNavigator = Object.getOwnPropertyDescriptor(window, "navigator");
  74             if (origNavigator === undefined) {
  75                 // Object.getOwnPropertyDescriptor() doesn't work
  76                 // properly in any version of IE
  77                 this.skip();
  78             }
  79
  80             Object.defineProperty(window, "navigator", {value: {}});
  81             if (window.navigator.languages !== undefined) {
  82                 // Object.defineProperty() doesn't work properly in old
  83                 // versions of Chrome
  84                 this.skip();
  85             }
  86
  87             window.navigator.languages = [];
  88         });
  89         afterEach(function () {
  90             Object.defineProperty(window, "navigator", origNavigator);
  91         });
  92
  93         it('should use English by default', function() {
  94             expect(l10n.language).to.equal('en');
  95         });
  96         it('should use English if no user language matches', function() {
  97             window.navigator.languages = ["nl", "de"];
  98             l10n.setup(["es", "fr"]);
  99             expect(l10n.language).to.equal('en');
 100         });
 101         it('should use the most preferred user language', function() {
 102             window.navigator.languages = ["nl", "de", "fr"];
 103             l10n.setup(["es", "fr", "de"]);
 104             expect(l10n.language).to.equal('de');
 105         });
 106         it('should prefer sub-languages languages', function() {
 107             window.navigator.languages = ["pt-BR"];
 108             l10n.setup(["pt", "pt-BR"]);
 109             expect(l10n.language).to.equal('pt-BR');
 110         });
 111         it('should fall back to language "parents"', function() {
 112             window.navigator.languages = ["pt-BR"];
 113             l10n.setup(["fr", "pt", "de"]);
 114             expect(l10n.language).to.equal('pt');
 115         });
 116         it('should not use specific language when user asks for a generic language', function() {
 117             window.navigator.languages = ["pt", "de"];
 118             l10n.setup(["fr", "pt-BR", "de"]);
 119             expect(l10n.language).to.equal('de');
 120         });
 121         it('should handle underscore as a separator', function() {
 122             window.navigator.languages = ["pt-BR"];
 123             l10n.setup(["pt_BR"]);
 124             expect(l10n.language).to.equal('pt_BR');
 125         });
 126         it('should handle difference in case', function() {
 127             window.navigator.languages = ["pt-br"];
 128             l10n.setup(["pt-BR"]);
 129             expect(l10n.language).to.equal('pt-BR');
 130         });
 131     });
 132
 133     // TODO(directxman12): test the conf_default and conf_defaults methods
 134     // TODO(directxman12): test decodeUTF8
 135     // TODO(directxman12): test the event methods (addEvent, removeEvent, stopEvent)
 136     // TODO(directxman12): figure out a good way to test getPosition and getEventPosition
 137     // TODO(directxman12): figure out how to test the browser detection functions properly
 138     //                     (we can't really test them against the browsers, except for Gecko
 139     //                     via PhantomJS, the default test driver)
 140 });